<div class="container">
    <nav class="navbar navbar-default navbar-static-top">
        <div class="row">
            <div class="col-sm-2 col-xs-1">
                <a href="/" class="btn btn-default btn-lg" role="button">
                    <span class="glyphicon glyphicon-home"></span><br><span class="hidden-xs">主页</span>
                </a>
            </div>
            <div class="col-md-3 col-sm-2 ">导航栏</div>
            <div class="col-md-3 col-sm-2">不知道写什么</div>
        </div>
    </nav>
</div>